./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e521cfa02db8c2eac8727300620f5ffec2ecc0c7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 19:43:27,679 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 19:43:27,683 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 19:43:27,698 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 19:43:27,698 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 19:43:27,699 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 19:43:27,701 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 19:43:27,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 19:43:27,705 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 19:43:27,706 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 19:43:27,706 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 19:43:27,707 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 19:43:27,708 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 19:43:27,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 19:43:27,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 19:43:27,711 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 19:43:27,712 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 19:43:27,715 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 19:43:27,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 19:43:27,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 19:43:27,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 19:43:27,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 19:43:27,725 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 19:43:27,725 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 19:43:27,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 19:43:27,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 19:43:27,728 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 19:43:27,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 19:43:27,730 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 19:43:27,731 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 19:43:27,731 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 19:43:27,732 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 19:43:27,732 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 19:43:27,733 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 19:43:27,734 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 19:43:27,737 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 19:43:27,738 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 19:43:27,765 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 19:43:27,769 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 19:43:27,770 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 19:43:27,770 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 19:43:27,770 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 19:43:27,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 19:43:27,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 19:43:27,771 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 19:43:27,771 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 19:43:27,771 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 19:43:27,771 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 19:43:27,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 19:43:27,773 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 19:43:27,773 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 19:43:27,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 19:43:27,773 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 19:43:27,773 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 19:43:27,775 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 19:43:27,775 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 19:43:27,775 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 19:43:27,775 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 19:43:27,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:43:27,776 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 19:43:27,776 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 19:43:27,776 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 19:43:27,776 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 19:43:27,777 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 19:43:27,777 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 19:43:27,777 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2018-12-30 19:43:27,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 19:43:27,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 19:43:27,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 19:43:27,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 19:43:27,854 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 19:43:27,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-12-30 19:43:27,917 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/face2c06e/d4747ec8184c4b6c92d56bff27c9528d/FLAGdd078c1ed [2018-12-30 19:43:28,519 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 19:43:28,520 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-12-30 19:43:28,542 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/face2c06e/d4747ec8184c4b6c92d56bff27c9528d/FLAGdd078c1ed [2018-12-30 19:43:28,742 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/face2c06e/d4747ec8184c4b6c92d56bff27c9528d [2018-12-30 19:43:28,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 19:43:28,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 19:43:28,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 19:43:28,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 19:43:28,760 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 19:43:28,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:43:28" (1/1) ... [2018-12-30 19:43:28,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@540addd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:28, skipping insertion in model container [2018-12-30 19:43:28,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:43:28" (1/1) ... [2018-12-30 19:43:28,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 19:43:28,835 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 19:43:29,356 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:43:29,362 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 19:43:29,494 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:43:29,517 INFO L195 MainTranslator]: Completed translation [2018-12-30 19:43:29,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29 WrapperNode [2018-12-30 19:43:29,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 19:43:29,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 19:43:29,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 19:43:29,520 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 19:43:29,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 19:43:29,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 19:43:29,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 19:43:29,703 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 19:43:29,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... [2018-12-30 19:43:29,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 19:43:29,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 19:43:29,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 19:43:29,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 19:43:29,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:43:29,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 19:43:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 19:43:33,014 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 19:43:33,015 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 19:43:33,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:43:33 BoogieIcfgContainer [2018-12-30 19:43:33,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 19:43:33,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 19:43:33,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 19:43:33,019 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 19:43:33,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 07:43:28" (1/3) ... [2018-12-30 19:43:33,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f32c5f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:43:33, skipping insertion in model container [2018-12-30 19:43:33,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:43:29" (2/3) ... [2018-12-30 19:43:33,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f32c5f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:43:33, skipping insertion in model container [2018-12-30 19:43:33,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:43:33" (3/3) ... [2018-12-30 19:43:33,025 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label00_true-unreach-call_false-termination.c [2018-12-30 19:43:33,035 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 19:43:33,049 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 19:43:33,068 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 19:43:33,105 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 19:43:33,106 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 19:43:33,107 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 19:43:33,107 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 19:43:33,107 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 19:43:33,107 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 19:43:33,108 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 19:43:33,108 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 19:43:33,109 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 19:43:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-12-30 19:43:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-30 19:43:33,147 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:33,148 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:33,151 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:33,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:33,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1162953203, now seen corresponding path program 1 times [2018-12-30 19:43:33,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:33,161 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:33,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:33,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:33,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:33,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:43:33,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:33,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:43:33,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:43:33,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:43:33,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:33,772 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2018-12-30 19:43:37,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:37,078 INFO L93 Difference]: Finished difference Result 775 states and 1353 transitions. [2018-12-30 19:43:37,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:43:37,081 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2018-12-30 19:43:37,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:37,101 INFO L225 Difference]: With dead ends: 775 [2018-12-30 19:43:37,101 INFO L226 Difference]: Without dead ends: 460 [2018-12-30 19:43:37,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:37,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-12-30 19:43:37,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 308. [2018-12-30 19:43:37,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2018-12-30 19:43:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 451 transitions. [2018-12-30 19:43:37,180 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 451 transitions. Word has length 115 [2018-12-30 19:43:37,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:37,181 INFO L480 AbstractCegarLoop]: Abstraction has 308 states and 451 transitions. [2018-12-30 19:43:37,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:43:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 451 transitions. [2018-12-30 19:43:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-30 19:43:37,187 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:37,187 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:37,188 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:37,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:37,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1399875752, now seen corresponding path program 1 times [2018-12-30 19:43:37,188 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:37,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:37,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:37,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:37,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:43:37,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:37,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:43:37,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:43:37,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:43:37,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:37,378 INFO L87 Difference]: Start difference. First operand 308 states and 451 transitions. Second operand 3 states. [2018-12-30 19:43:38,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:38,199 INFO L93 Difference]: Finished difference Result 903 states and 1331 transitions. [2018-12-30 19:43:38,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:38,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2018-12-30 19:43:38,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:38,207 INFO L225 Difference]: With dead ends: 903 [2018-12-30 19:43:38,207 INFO L226 Difference]: Without dead ends: 597 [2018-12-30 19:43:38,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:38,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2018-12-30 19:43:38,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 592. [2018-12-30 19:43:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2018-12-30 19:43:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 825 transitions. [2018-12-30 19:43:38,247 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 825 transitions. Word has length 119 [2018-12-30 19:43:38,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:38,253 INFO L480 AbstractCegarLoop]: Abstraction has 592 states and 825 transitions. [2018-12-30 19:43:38,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:43:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 825 transitions. [2018-12-30 19:43:38,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-30 19:43:38,263 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:38,263 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:38,263 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:38,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:38,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1868435191, now seen corresponding path program 1 times [2018-12-30 19:43:38,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:38,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:38,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:38,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:38,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:43:38,348 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:38,348 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:43:38,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:43:38,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:43:38,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:38,349 INFO L87 Difference]: Start difference. First operand 592 states and 825 transitions. Second operand 3 states. [2018-12-30 19:43:39,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:39,466 INFO L93 Difference]: Finished difference Result 1742 states and 2434 transitions. [2018-12-30 19:43:39,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:39,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-12-30 19:43:39,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:39,476 INFO L225 Difference]: With dead ends: 1742 [2018-12-30 19:43:39,477 INFO L226 Difference]: Without dead ends: 1152 [2018-12-30 19:43:39,479 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:39,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2018-12-30 19:43:39,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 1152. [2018-12-30 19:43:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1152 states. [2018-12-30 19:43:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1520 transitions. [2018-12-30 19:43:39,526 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1520 transitions. Word has length 125 [2018-12-30 19:43:39,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:39,526 INFO L480 AbstractCegarLoop]: Abstraction has 1152 states and 1520 transitions. [2018-12-30 19:43:39,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:43:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1520 transitions. [2018-12-30 19:43:39,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-30 19:43:39,530 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:39,530 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:39,530 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:39,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:39,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1256805806, now seen corresponding path program 1 times [2018-12-30 19:43:39,531 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:39,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:39,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:39,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:39,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:43:39,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:39,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:43:39,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:43:39,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:43:39,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:39,747 INFO L87 Difference]: Start difference. First operand 1152 states and 1520 transitions. Second operand 4 states. [2018-12-30 19:43:41,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:41,585 INFO L93 Difference]: Finished difference Result 2306 states and 3045 transitions. [2018-12-30 19:43:41,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:41,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 133 [2018-12-30 19:43:41,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:41,594 INFO L225 Difference]: With dead ends: 2306 [2018-12-30 19:43:41,594 INFO L226 Difference]: Without dead ends: 1156 [2018-12-30 19:43:41,597 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:41,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2018-12-30 19:43:41,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1151. [2018-12-30 19:43:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2018-12-30 19:43:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1466 transitions. [2018-12-30 19:43:41,623 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1466 transitions. Word has length 133 [2018-12-30 19:43:41,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:41,623 INFO L480 AbstractCegarLoop]: Abstraction has 1151 states and 1466 transitions. [2018-12-30 19:43:41,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:43:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1466 transitions. [2018-12-30 19:43:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-30 19:43:41,628 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:41,628 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:41,628 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:41,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:41,629 INFO L82 PathProgramCache]: Analyzing trace with hash -848335417, now seen corresponding path program 1 times [2018-12-30 19:43:41,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:41,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:41,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:41,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:41,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:41,810 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:43:41,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:41,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:43:41,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:43:41,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:43:41,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:41,811 INFO L87 Difference]: Start difference. First operand 1151 states and 1466 transitions. Second operand 4 states. [2018-12-30 19:43:43,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:43,307 INFO L93 Difference]: Finished difference Result 3563 states and 4486 transitions. [2018-12-30 19:43:43,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:43:43,309 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-12-30 19:43:43,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:43,320 INFO L225 Difference]: With dead ends: 3563 [2018-12-30 19:43:43,320 INFO L226 Difference]: Without dead ends: 2414 [2018-12-30 19:43:43,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2018-12-30 19:43:43,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2411. [2018-12-30 19:43:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2411 states. [2018-12-30 19:43:43,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2411 states and 2847 transitions. [2018-12-30 19:43:43,373 INFO L78 Accepts]: Start accepts. Automaton has 2411 states and 2847 transitions. Word has length 137 [2018-12-30 19:43:43,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:43,374 INFO L480 AbstractCegarLoop]: Abstraction has 2411 states and 2847 transitions. [2018-12-30 19:43:43,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:43:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2847 transitions. [2018-12-30 19:43:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-30 19:43:43,378 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:43,379 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:43,379 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:43,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:43,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1795097999, now seen corresponding path program 1 times [2018-12-30 19:43:43,380 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:43,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:43,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:43,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:43,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-30 19:43:43,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:43,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:43:43,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:43:43,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:43:43,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:43,698 INFO L87 Difference]: Start difference. First operand 2411 states and 2847 transitions. Second operand 4 states. [2018-12-30 19:43:44,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:44,714 INFO L93 Difference]: Finished difference Result 4820 states and 5692 transitions. [2018-12-30 19:43:44,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:44,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-12-30 19:43:44,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:44,733 INFO L225 Difference]: With dead ends: 4820 [2018-12-30 19:43:44,733 INFO L226 Difference]: Without dead ends: 2411 [2018-12-30 19:43:44,737 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:44,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2411 states. [2018-12-30 19:43:44,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2411 to 2131. [2018-12-30 19:43:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2131 states. [2018-12-30 19:43:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 2410 transitions. [2018-12-30 19:43:44,782 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 2410 transitions. Word has length 142 [2018-12-30 19:43:44,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:44,783 INFO L480 AbstractCegarLoop]: Abstraction has 2131 states and 2410 transitions. [2018-12-30 19:43:44,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:43:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2410 transitions. [2018-12-30 19:43:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-30 19:43:44,790 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:44,790 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:44,790 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:44,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:44,791 INFO L82 PathProgramCache]: Analyzing trace with hash 487075866, now seen corresponding path program 1 times [2018-12-30 19:43:44,791 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:44,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:44,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:44,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:44,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-30 19:43:44,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:44,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:43:44,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:43:44,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:43:44,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:44,975 INFO L87 Difference]: Start difference. First operand 2131 states and 2410 transitions. Second operand 3 states. [2018-12-30 19:43:46,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:46,272 INFO L93 Difference]: Finished difference Result 4257 states and 4810 transitions. [2018-12-30 19:43:46,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:46,273 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2018-12-30 19:43:46,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:46,282 INFO L225 Difference]: With dead ends: 4257 [2018-12-30 19:43:46,282 INFO L226 Difference]: Without dead ends: 1848 [2018-12-30 19:43:46,286 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:46,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2018-12-30 19:43:46,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1568. [2018-12-30 19:43:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1568 states. [2018-12-30 19:43:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 1706 transitions. [2018-12-30 19:43:46,316 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 1706 transitions. Word has length 208 [2018-12-30 19:43:46,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:46,316 INFO L480 AbstractCegarLoop]: Abstraction has 1568 states and 1706 transitions. [2018-12-30 19:43:46,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:43:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1706 transitions. [2018-12-30 19:43:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-30 19:43:46,322 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:46,323 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:46,323 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:46,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:46,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1239133772, now seen corresponding path program 1 times [2018-12-30 19:43:46,323 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:46,323 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:46,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:46,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:46,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-30 19:43:46,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:46,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:43:46,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:43:46,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:43:46,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:46,480 INFO L87 Difference]: Start difference. First operand 1568 states and 1706 transitions. Second operand 4 states. [2018-12-30 19:43:46,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:46,929 INFO L93 Difference]: Finished difference Result 3263 states and 3549 transitions. [2018-12-30 19:43:46,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:43:46,930 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 210 [2018-12-30 19:43:46,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:46,935 INFO L225 Difference]: With dead ends: 3263 [2018-12-30 19:43:46,936 INFO L226 Difference]: Without dead ends: 1275 [2018-12-30 19:43:46,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:43:46,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2018-12-30 19:43:46,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 1275. [2018-12-30 19:43:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1275 states. [2018-12-30 19:43:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1362 transitions. [2018-12-30 19:43:46,962 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1362 transitions. Word has length 210 [2018-12-30 19:43:46,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:46,962 INFO L480 AbstractCegarLoop]: Abstraction has 1275 states and 1362 transitions. [2018-12-30 19:43:46,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:43:46,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1362 transitions. [2018-12-30 19:43:46,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-30 19:43:46,969 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:46,969 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:46,970 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:46,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:46,971 INFO L82 PathProgramCache]: Analyzing trace with hash -192429443, now seen corresponding path program 1 times [2018-12-30 19:43:46,971 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:46,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:46,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:46,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:46,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-30 19:43:47,221 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:43:47,221 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:43:47,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:47,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:43:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-30 19:43:47,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:43:47,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2018-12-30 19:43:47,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-30 19:43:47,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-30 19:43:47,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-30 19:43:47,459 INFO L87 Difference]: Start difference. First operand 1275 states and 1362 transitions. Second operand 7 states. [2018-12-30 19:43:47,694 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-30 19:43:54,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:54,827 INFO L93 Difference]: Finished difference Result 2712 states and 2899 transitions. [2018-12-30 19:43:54,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-30 19:43:54,828 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 222 [2018-12-30 19:43:54,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:54,834 INFO L225 Difference]: With dead ends: 2712 [2018-12-30 19:43:54,834 INFO L226 Difference]: Without dead ends: 1439 [2018-12-30 19:43:54,836 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-12-30 19:43:54,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2018-12-30 19:43:54,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1275. [2018-12-30 19:43:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1275 states. [2018-12-30 19:43:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1349 transitions. [2018-12-30 19:43:54,860 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1349 transitions. Word has length 222 [2018-12-30 19:43:54,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:54,861 INFO L480 AbstractCegarLoop]: Abstraction has 1275 states and 1349 transitions. [2018-12-30 19:43:54,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-30 19:43:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1349 transitions. [2018-12-30 19:43:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-30 19:43:54,866 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:54,866 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:54,866 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:54,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:54,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1835643882, now seen corresponding path program 1 times [2018-12-30 19:43:54,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:54,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:54,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:54,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:54,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-30 19:43:55,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:43:55,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:43:55,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:43:55,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:43:55,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:55,033 INFO L87 Difference]: Start difference. First operand 1275 states and 1349 transitions. Second operand 3 states. [2018-12-30 19:43:55,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:55,740 INFO L93 Difference]: Finished difference Result 3109 states and 3312 transitions. [2018-12-30 19:43:55,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:43:55,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 250 [2018-12-30 19:43:55,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:55,747 INFO L225 Difference]: With dead ends: 3109 [2018-12-30 19:43:55,747 INFO L226 Difference]: Without dead ends: 1696 [2018-12-30 19:43:55,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:43:55,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1696 states. [2018-12-30 19:43:55,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1696 to 1556. [2018-12-30 19:43:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1556 states. [2018-12-30 19:43:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 1631 transitions. [2018-12-30 19:43:55,775 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 1631 transitions. Word has length 250 [2018-12-30 19:43:55,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:55,775 INFO L480 AbstractCegarLoop]: Abstraction has 1556 states and 1631 transitions. [2018-12-30 19:43:55,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:43:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1631 transitions. [2018-12-30 19:43:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-30 19:43:55,781 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:43:55,781 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:43:55,781 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:43:55,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:43:55,782 INFO L82 PathProgramCache]: Analyzing trace with hash -546420939, now seen corresponding path program 1 times [2018-12-30 19:43:55,782 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:43:55,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:43:55,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:55,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:55,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:43:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:56,148 WARN L181 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-30 19:43:56,333 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-30 19:43:56,597 WARN L181 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-12-30 19:43:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 177 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-30 19:43:56,716 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:43:56,716 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:43:56,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:43:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:43:56,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:43:56,926 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-30 19:43:56,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:43:56,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2018-12-30 19:43:56,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-30 19:43:56,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-30 19:43:56,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-30 19:43:56,946 INFO L87 Difference]: Start difference. First operand 1556 states and 1631 transitions. Second operand 9 states. [2018-12-30 19:43:59,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:43:59,335 INFO L93 Difference]: Finished difference Result 3394 states and 3567 transitions. [2018-12-30 19:43:59,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-30 19:43:59,336 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 255 [2018-12-30 19:43:59,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:43:59,337 INFO L225 Difference]: With dead ends: 3394 [2018-12-30 19:43:59,337 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 19:43:59,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=101, Invalid=171, Unknown=0, NotChecked=0, Total=272 [2018-12-30 19:43:59,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 19:43:59,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 19:43:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 19:43:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 19:43:59,341 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 255 [2018-12-30 19:43:59,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:43:59,342 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 19:43:59,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-30 19:43:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 19:43:59,342 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 19:43:59,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 19:44:00,201 WARN L181 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 49 [2018-12-30 19:44:00,718 WARN L181 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 49 [2018-12-30 19:44:00,721 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,721 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,721 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,721 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-30 19:44:00,721 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-30 19:44:00,722 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-30 19:44:00,723 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-30 19:44:00,724 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-30 19:44:00,725 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:44:00,726 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-30 19:44:00,727 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-30 19:44:00,728 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-30 19:44:00,729 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-30 19:44:00,730 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-30 19:44:00,731 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:44:00,732 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L444 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a11~0 1))) (let ((.cse5 (not (= ~a28~0 11))) (.cse9 (<= ~a19~0 0)) (.cse3 (<= ~a25~0 0)) (.cse11 (not .cse7))) (let ((.cse6 (or (and .cse9 .cse3 .cse5) (and .cse9 .cse3 .cse11))) (.cse0 (<= 10 ~a28~0)) (.cse8 (= ~a28~0 9)) (.cse4 (= ~a21~0 1)) (.cse1 (= ~a17~0 8)) (.cse13 (= ~a28~0 7)) (.cse2 (= ~a19~0 1)) (.cse10 (= ~a25~0 1)) (.cse12 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse1) (and .cse8 .cse9 .cse10 .cse7) (and .cse1 .cse2 .cse10 .cse5) (and (and .cse8 .cse2 .cse3 .cse7) .cse1) (and .cse9 .cse0 .cse1 .cse10 .cse11 .cse5) (and (not (= 3 ULTIMATE.start_calculate_output_~input)) .cse1 .cse2 .cse4 .cse10 .cse11) (and .cse0 .cse2 .cse3 .cse7 .cse12) (and .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse13 .cse3 .cse4 .cse11) (and .cse9 .cse1 .cse13 .cse10 .cse11) (and .cse2 .cse10 .cse12 .cse7 .cse5))))) [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-30 19:44:00,733 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L451 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:44:00,734 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-30 19:44:00,735 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a11~0 1))) (let ((.cse5 (not (= ~a28~0 11))) (.cse9 (<= ~a19~0 0)) (.cse3 (<= ~a25~0 0)) (.cse11 (not .cse7))) (let ((.cse6 (or (and .cse9 .cse3 .cse5) (and .cse9 .cse3 .cse11))) (.cse0 (<= 10 ~a28~0)) (.cse8 (= ~a28~0 9)) (.cse4 (= ~a21~0 1)) (.cse1 (= ~a17~0 8)) (.cse13 (= ~a28~0 7)) (.cse2 (= ~a19~0 1)) (.cse10 (= ~a25~0 1)) (.cse12 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse1) (and .cse8 .cse9 .cse10 .cse7) (and .cse1 .cse2 .cse10 .cse5) (and (and .cse8 .cse2 .cse3 .cse7) .cse1) (and .cse9 .cse0 .cse1 .cse10 .cse11 .cse5) (and (not (= 3 ULTIMATE.start_calculate_output_~input)) .cse1 .cse2 .cse4 .cse10 .cse11) (and .cse0 .cse2 .cse3 .cse7 .cse12) (and .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse13 .cse3 .cse4 .cse11) (and .cse9 .cse1 .cse13 .cse10 .cse11) (and .cse2 .cse10 .cse12 .cse7 .cse5))))) [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,736 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,737 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,738 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,739 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-30 19:44:00,744 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 517) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-30 19:44:00,745 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,746 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-30 19:44:00,747 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:44:00,748 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-30 19:44:00,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 07:44:00 BoogieIcfgContainer [2018-12-30 19:44:00,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 19:44:00,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 19:44:00,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 19:44:00,802 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 19:44:00,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:43:33" (3/4) ... [2018-12-30 19:44:00,813 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 19:44:00,856 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 19:44:00,858 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 19:44:01,043 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 19:44:01,043 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 19:44:01,044 INFO L168 Benchmark]: Toolchain (without parser) took 32292.19 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 385.9 MB). Free memory was 952.7 MB in the beginning and 881.4 MB in the end (delta: 71.3 MB). Peak memory consumption was 457.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,045 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 19:44:01,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.02 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,046 INFO L168 Benchmark]: Boogie Preprocessor took 93.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,046 INFO L168 Benchmark]: RCFGBuilder took 3219.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,046 INFO L168 Benchmark]: TraceAbstraction took 27784.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 240.1 MB). Free memory was 1.0 GB in the beginning and 903.7 MB in the end (delta: 117.3 MB). Peak memory consumption was 357.5 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,047 INFO L168 Benchmark]: Witness Printer took 241.65 ms. Allocated memory is still 1.4 GB. Free memory was 903.7 MB in the beginning and 881.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-12-30 19:44:01,049 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 764.02 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 182.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3219.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27784.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 240.1 MB). Free memory was 1.0 GB in the beginning and 903.7 MB in the end (delta: 117.3 MB). Peak memory consumption was 357.5 MB. Max. memory is 11.5 GB. * Witness Printer took 241.65 ms. Allocated memory is still 1.4 GB. Free memory was 903.7 MB in the beginning and 881.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 517]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((10 <= a28 && a17 == 8) && a19 == 1) && a25 <= 0) && a21 == 1) && !(a28 == 11)) || ((((a19 <= 0 && a25 <= 0) && !(a28 == 11)) || ((a19 <= 0 && a25 <= 0) && !(a11 == 1))) && a11 == 1)) || ((((a19 <= 0 && a25 <= 0) && !(a28 == 11)) || ((a19 <= 0 && a25 <= 0) && !(a11 == 1))) && a17 == 8)) || (((a28 == 9 && a19 <= 0) && a25 == 1) && a11 == 1)) || (((a17 == 8 && a19 == 1) && a25 == 1) && !(a28 == 11))) || ((((a28 == 9 && a19 == 1) && a25 <= 0) && a11 == 1) && a17 == 8)) || (((((a19 <= 0 && 10 <= a28) && a17 == 8) && a25 == 1) && !(a11 == 1)) && !(a28 == 11))) || (((((!(3 == input) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((10 <= a28 && a19 == 1) && a25 <= 0) && a11 == 1) && a17 <= 8)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a25 <= 0) && a21 == 1)) || (((((a17 == 8 && a19 == 1) && a28 == 7) && a25 <= 0) && a21 == 1) && !(a11 == 1))) || ((((a19 <= 0 && a17 == 8) && a28 == 7) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a25 == 1) && a17 <= 8) && a11 == 1) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((((10 <= a28 && a17 == 8) && a19 == 1) && a25 <= 0) && a21 == 1) && !(a28 == 11)) || ((((a19 <= 0 && a25 <= 0) && !(a28 == 11)) || ((a19 <= 0 && a25 <= 0) && !(a11 == 1))) && a11 == 1)) || ((((a19 <= 0 && a25 <= 0) && !(a28 == 11)) || ((a19 <= 0 && a25 <= 0) && !(a11 == 1))) && a17 == 8)) || (((a28 == 9 && a19 <= 0) && a25 == 1) && a11 == 1)) || (((a17 == 8 && a19 == 1) && a25 == 1) && !(a28 == 11))) || ((((a28 == 9 && a19 == 1) && a25 <= 0) && a11 == 1) && a17 == 8)) || (((((a19 <= 0 && 10 <= a28) && a17 == 8) && a25 == 1) && !(a11 == 1)) && !(a28 == 11))) || (((((!(3 == input) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((10 <= a28 && a19 == 1) && a25 <= 0) && a11 == 1) && a17 <= 8)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a25 <= 0) && a21 == 1)) || (((((a17 == 8 && a19 == 1) && a28 == 7) && a25 <= 0) && a21 == 1) && !(a11 == 1))) || ((((a19 <= 0 && a17 == 8) && a28 == 7) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a25 == 1) && a17 <= 8) && a11 == 1) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 27.6s OverallTime, 11 OverallIterations, 5 TraceHistogramMax, 21.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1141 SDtfs, 4840 SDslu, 308 SDs, 0 SdLazy, 6689 SolverSat, 1125 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 535 GetRequests, 496 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2411occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1029 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 495 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1726 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 818 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2393 NumberOfCodeBlocks, 2393 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2380 ConstructedInterpolants, 0 QuantifiedInterpolants, 1162816 SizeOfPredicates, 6 NumberOfNonLiveVariables, 773 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 1366/1378 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...